What two vitamins function as hormones?

a. vitamins E and K
b. vitamins A and K
c. vitamins D and E
d. vitamins A and D


Answer: d. vitamins A and D

Nutritional Science

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The cells of the specific immune system attack which of the following targets?

A. plasma B. macrophages C. antibodies D. antigens

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Beta-carotene supplements have been proven to reduce rates of lung cancer in men who smoke

Indicate whether the statement is true or false

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Food gums are often added to processed foods such as ice cream, candies, and salad dressings to

a. add color. b. act as stabilizers. c. increase their viscosity. d. prevent color change during processing. e. contribute to sweetness without adding kcalories.

Nutritional Science

Positive energy balance is:

Nutritional Science